package com.springboot.admin.controller;

import com.springboot.admin.bean.User;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;

import javax.servlet.http.HttpSession;

@Slf4j
@Controller
public class IndexController {

  /**
   * 来登录页
   *
   * @return
   */
  @GetMapping(value = {"/", "/login"})
  public String loginPage() {
    return "login";
  }

  @PostMapping("/login")
  public String main(User user, HttpSession session, Model model) { // RedirectAttributes

    if (StringUtils.hasLength(user.getUserName()) && "123456".equals(user.getPassword())) {
      // 把登陆成功的用户保存起来
      session.setAttribute("loginUser", user);
      // 登录成功重定向到main.html;  重定向防止表单重复提交
      return "redirect:/main.html";
    } else {
      model.addAttribute("msg", "账号密码错误");
      // 回到登录页面
      return "login";
    }
  }

  /**
   * 去main页面
   *
   * @return
   */
  @GetMapping("/main.html")
  public String mainPage(HttpSession session, Model model) {

    log.info("当前方法是：{}", "mainPage");
    // 是否登录。  拦截器，过滤器
    Object loginUser = session.getAttribute("loginUser");
    if (loginUser != null) {
      return "main";
    } else {
      // 回到登录页面
      model.addAttribute("msg", "请重新登录");
      return "login";
    }
    /*ValueOperations<String, String> opsForValue = redisTemplate.opsForValue();

        String s = opsForValue.get("/main.html");
        String s1 = opsForValue.get("/sql");

    model.addAttribute("mainCount", s);
    model.addAttribute("sqlCount", s1);

    return "main";*/
  }
}
